Month guide · Fontanelas, Portugal
Fontanelas in May: weather and what to expect
The sea is still cool, around 16°C. In May, Fontanelas averages highs of 18°C and lows of 14°C, with about 7 rainy days and 47 mm of rain. Highs are 2°C warmer than in April and 2°C cooler than in June. Our rules rate it good for walking and cycling. Crowds in the Lisbon area are high.
Is May a good time to visit?
Good for
- Walking and cyclingHighs of 18°C with about 7 rainy days
Not ideal for
Nothing stands out as a weaker fit.
Daily highs through May
Town-level · ERA5-Land 1991-2020Highs climb about 2°C over the month. A day above 25°C happens in roughly 1 May in 4.
May in detail
Town-level · ERA5-LandCrowds, holidays and daylight
Public holidays in May 2027
- 1 May Labor Day
- 27 May Corpus Christi
Local (municipal) holidays are not included.
Warmer in May
Where is warm in May →| Place | High | Rain days | From Fontanelas |
|---|---|---|---|
| Marinhais, Oeste e Vale do Tejo | 24°C | 8 | 67 km |
| Benavente, Oeste e Vale do Tejo | 24°C | 8 | 57 km |
| Salvaterra de Magos, Oeste e Vale do Tejo | 24°C | 8 | 59 km |
| Samora Correia, Oeste e Vale do Tejo | 23°C | 7 | 50 km |
| Pontével, Oeste e Vale do Tejo | 23°C | 8 | 62 km |
The nearest towns with a warmer May. Distances are in a straight line.
How May is changing
Town-level · ERA5-LandMay highs are 0.8°C warmer than in 1991-2000, and May rainfall is down about 45% (2016-2025 against 1991-2000). Days above 20°C in May went from 3.6 to 6.6 a year on average.
Questions about Fontanelas in May
Is May a good time to visit Fontanelas?
Our rules rate May good for walking and cycling (highs of 18°C with about 7 rainy days).
How warm is Fontanelas in May?
Average highs are 18°C and lows 14°C. April averages 16°C and June 20°C.
Does it rain much in Fontanelas in May?
About 7 days have at least 1 mm of rain, with 47 mm in total over the month.
Is Fontanelas busy in May?
In May 2025, nights booked through online platforms in the Lisbon area were about 75% of the busiest month, which we count as high. The figure is for the whole region and leaves out hotels.
How long are the days in Fontanelas in May?
About 14 h 16 min from sunrise to sunset in the middle of the month.
Sources
Climate: ERA5-Land, Copernicus Climate Change Service (C3S) Climate Data Store, contains modified Copernicus information (CC BY 4.0). Crowds: Eurostat, nights spent in short-stay accommodation booked through online platforms (tour_ce_omn12) (CC BY 4.0). Place names and populations: GeoNames (CC BY 4.0). Climate averages cover 1991-2020. Daylight: calculated from the town's coordinates. Full methodology